Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

The ability to work in teams, communicate effectively, and improve efficiency make for highly successful professionals. Written in easy-to-access language, this book aligns with the Core Curriculum requirement of teaching students how to develop research projects that are similar to those they might face in their careers. It also provides guidance on building and participating in teams, bolstering interpersonal skills, and developing assertiveness. This volume contains concrete, real-world examples of actions students can take now to help them attain their desired futures.

Esta antología de poesía amorosa para jóvenes reúne grandes autores españoles y latinoamericanos del siglo XX. En ella se trata el amor desde todos los ángulos: el recuerdo de un amor infatnil, el amor paterno y el filial, el amor apasionado y loco, el amor melancólico, el no correspondido, la ausencia de vida ante la ausencia de amor.

This historical novel will fascinate young readers as they learn about Mayan customs and lifestyle. A glossary of Mayan terms and authentic drawings will help children understand this highly advanced culture. Text copyright 2004 Lectorum Publications, Inc.